A drone races along the Champs-Elysees during Drone Festival in Paris

A drone is seen racing along the Avenue des Champs-Elysees during the first annual Drone Festival in Paris on September 4, 2016. The event, which featured races through an obstacle course near the Arc de Triomphe, followed an announcement by Paris Mayor Anne Hidalgo that the city has established two locations where amateur drone pilots can fly their drones one Sunday each month. Photo by David Silpa/UPI